{ "manifest_version": 2, "name": "Webview transparency", "description": "Sample of the webview.captureVisibleRegion api", "version": "1", "app": { "background": { "scripts": ["main.js"] } }, "permissions": [ "webview" ], "webview": { "partitions": [ { "name": "partition", "accessible_resources": [ "test2.html" ] } ] } }